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APA Citation
Yamazaki, N., Nishizawa, Y., Kojima, M., Sugano, N., Kobayashi, A., Ito, M., & Saito, N. (2016). collision adenocarcinoma–carcinoid tumor of the rectum arising in ulcerative colitis. Cancer treatment communications, 7, 39–42. http://access.bl.uk/ark:/81055/vdc_100034056520.0x000003